*{
    padding: 0;
    margin: 0;
}
/* 导航栏 */
.header{
    width: 1600px !important;
    padding-left: 180px !important;
    margin-top: -220px !important;
    position: fixed !important;
    background-color: white;
    z-index: 999;
}
/* logo样式 */
.logo_font{
    margin-top: -60px;
    padding-left: 90px;
    font-size: 28px;
    color: gray;
    font-weight: 800;
}
#header_myself{
    height: 120px;
    line-height: 120px;
    text-align: center;
    font-size: 22px;
    color: #393d49;
}
#header_myself span:hover{
    color: red !important;
}
#header_myself_logo{
    width: 30px;
    height: 30px;
    margin-top: -10px;
}
.header_user{
    float: right;
}
.header img{
    width: 70px;
    height: 70px;
    margin-top: 30px;
}
.header span a{
    text-align: center;
    display: inline-block;
    height: 120px;
    line-height: 120px;
    font-size: 22px;
}
.main{
    width: 1200px;
    margin: 200px auto;
}
.main h1{
    border-left:5px solid red ;
    padding-left: 15px;
}
.main ul{
    margin-top: 30px;
}
.main ul li{
    float: left;
    list-style: none;
    height: 300px;
    width: 200px;
    text-align: center;
    line-height: 60px;
}
.main img{
    height: 240px;
}